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Finding the Fourth Proportional to 265,033.82, 365,740.08 and 151,849.28

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Solution

The fourth proportional to 265,033.82, 365,740.08 and 151,849.28 is: 209,548.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,033.82 : 365,740.08 = 151,849.28 : x
  2. Step 2: Convert to fraction form
    265,033.82/365,740.08 = 151,849.28/x
  3. Step 3: Cross multiply
    265,033.82x = 365,740.08 × 151,849.28
  4. Step 4: Simplify right side
    265,033.82x = 55,537,367,815.14
  5. Step 5: Solve for x
    x = 55,537,367,815.14/265,033.82
  6. Step 6: Final answer
    x = 209,548.23

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.